
<template>
  <div>echo  </div>
  <p>{{token}}</p>
  <el-button type="primary" @click="updateCar">修改</el-button>
</template>
<script setup>
import {  inject } from "vue";
let token =inject("token");

const updateCar = () => {
  token.value = "自行车"
}
</script>

<style scoped>

</style>
